README.md in celluloid-0.14.1 vs README.md in celluloid-0.15.0.pre

@@ -97,11 +97,13 @@
 Installation
 ------------
 
 Add this line to your application's Gemfile:
 
-    gem 'celluloid'
+```ruby
+gem 'celluloid'
+```
 
 And then execute:
 
     $ bundle
 
@@ -109,10 +111,12 @@
 
     $ gem install celluloid
 
 Inside of your Ruby program, require Celluloid with:
 
-    require 'celluloid/autostart'
+```ruby
+require 'celluloid/autostart'
+```
 
 Supported Platforms
 -------------------
 
 Celluloid works on Ruby 1.9.3, 2.0.0, JRuby 1.6+, and Rubinius 2.0.